my younger sister was a genius

Eliana, the daughter of the Elliott family, plans to get pregnant to reclaim her mother's company. At an exclusive club, she sets her sights on Keaton Massey, unaware he's a billionaire tycoon in the city. After Keaton gets into a car accident causing amnesia, he and Eliana accidentally begin a relationship. In truth, Keaton had been deeply in love with Eliana for years. While concealing his recovered memories, he helps Eliana reclaim her mother's company. As their feelings deepen, they fall in love and eventually welcome triplets together.

Five years ago, after a night of drinking, Sylvia Snow accidentally stumbled into the wrong room and spent a passionate night with a man she didn't know—Eric Payne. That night led to the birth of their son, Noel Snow. When Noel turns four, he starts showing strange symptoms and is locked away, treated like a monster. Just when things seem hopeless, Eric shows up and saves Noel. Sylvia soon discovers that the man from that night isn't just any man—he’s a legendary werewolf, and the secret behind their son's condition is far more extraordinary than she ever imagined.

Caden, the youngest scientist, faced a tragic life due to family conflicts. After being reborn, he decided to distance himself from his original family and live for himself. In this new life, Caden no longer remained weak; he proved his abilities to his deskmate, his family, his classmates, and even to the entire nation and the world. He established himself as a once-in-a-millennium genius.

On Lindsey's wedding day, the groom, Ethan, ran away. Lindsey then randomly found a handsome guy, Marcelino, at the wedding venue to complete the ceremony with her, humiliating Ethan's family. Marcelino, wanting to avoid a blind date, used the excuse of dealing with high-ranking executive embezzlement issues at a branch company. However, unexpectedly, he entered into a marriage of convenience with Lindsey and gradually fell in love with her.

A poor girl was taken by school bullies and used as a moving target, accidentally getting shot in the chest. Terrified of facing the consequences, they buried her alive, not knowing that her twin sister was on her way. The elder girl sought revenge, doing everything she could to make those who hurt her younger sister pay.

Myles was lost at a young age and was adopted by his foster father, Travis Byrd. Eight years ago, Myles discovered his true origins and, in gratitude to his biological parents, chose to return to the York family. Over these eight years, he tirelessly developed the world's most advanced 6G technology. However, his foster brother, Rowen York, secretly sowed discord, and their parents, swayed by his words, turned against Myles. His two sisters also grew to dislike him, constantly slandering him. Eventually, Rowen even claimed credit for the development of 6G technology. Completely disillusioned, Myles decided to sever ties with the York family.

On the night before her engagement, Clara made a daring escape from her cheating ex and her toxic, sexist family. Fate took an unexpected turn when she discovered she was carrying the child of Cary Sampson—the nation's wealthiest and most powerful man. Before she could catch her breath, Cary bought out the hotel where she worked, determined to keep her in his life. But Clara wasn't about to let anyone derail her dreams. She worked tirelessly to prove her worth, resisting Cary's advances at every step. Yet, his persistence and devotion slowly melted her defenses. In the end, Clara not only built a thriving career but also became the center of Cary's world, cherished and adored like never before.

Tina and Alan escape an orphanage as children, but years later, their reunion sparks jealousy and betrayal. As secrets unravel and hidden truths come to light, Tina confronts her past and walks away from everything she once knew. In the end, the reunited siblings stand strong, overcoming the lies and infidelity that once tore them apart, ready to face their future together.

To save her grandfather, Ross Hanks, whose family was in dire straits, reluctantly agreed to divorce Zander at the insistence of the Morrison family. Additionally, she relinquished custody of the baby she was carrying to the Morrison family. Five years later, Ross's grandfather passed away, and Zander lost his memory in a car accident. Meanwhile, Ross received an unexpected offer from the Morrison family to work as a babysitter. With the help of the baby genius, they eventually uncovered the truth of what had transpired five years ago. Ross and Zander reconciled and found understanding, culminating in a heartfelt kiss and reconciliation.

Lainey drowned her sorrows at a bar and unexpectedly spent a night with Eugene, the CEO of the Luk Group. To her surprise, that night led to four babies! Six years later, Lainey returned to her home country with her brilliant kids, ready to face her past and seek revenge on those who wronged her, all while catching Eugene's attention once again.

Frank Lim, the head of the Lim family, kept his identity hidden from Surrey Swift. He planned on bringing her home the next day, but got into a car crash instead, ending up in a vegetative state. Luckily, Surrey stood by him for eight years. The Lim family's temporary head searched for him for eight years as well. Eventually, one day, Frank woke up.

Katy Wright is betrayed by her stepsister, Darcy Wright, while desperately searching for her missing mother. In a twist of fate, she ends up spending the night with Peter Howard—and later gives birth to fraternal twins.Six years pass. Katy returns, children in tow, ready to take her revenge. She crosses paths with Peter again, but neither of them realizes who the other truly is.As secrets unravel and the truth comes to light, Peter discovers his own father's treasonous schemes. In the end, justice is served, and the long-separated family is finally reunited.

After over twenty years of living as a wealthy heiress, Stella Sheldon’s true identity as an adopted daughter was finally exposed by the Sheldon family.Coldly cast aside, she was left to survive on her own and took a job as a bartender. One day, she unexpectedly "took in" a handsome male escort.Moved by sympathy, she offered to support him financially. Thinking she was just helping a freeloading man, Stella was shocked to discover that this man was not only charming and sweet — he was actually the CEO of a multibillion-dollar corporation!

To save her grandfather, Ross Hanks, whose family was in dire straits, reluctantly agreed to divorce Zander at the insistence of the Morrison family. Additionally, she relinquished custody of the baby she was carrying to the Morrison family. Five years later, Ross's grandfather passed away, and Zander lost his memory in a car accident. Meanwhile, Ross received an unexpected offer from the Morrison family to work as a babysitter. With the help of the baby genius, they eventually uncovered the truth of what had transpired five years ago. Ross and Zander reconciled and found understanding, culminating in a heartfelt kiss and reconciliation.

Yu-Jin was murdered by her husband Chan-Yeong and his mistress Na Ju-Hui. Shortly after, her sister Yu-Ri is also killed and finds herself back in time before Yujin and Chan-Yeong's wedding. Determined to take revenge for her sister, Yu-Ri decides to marry Chan-Yeong. Just then, her first love Tae-O reappears before her.

The drama tells the story of an ordinary white-collar worker oppressed by the workplace. Through a fortuitous encounter, she reunites with her wealthy sister whom she hasn't seen for years. With her sister's help and support, the protagonist gradually regains confidence and courage, achieving success in the workplace. Meanwhile, as they spend time together, the protagonist and her sister unravel the emotional knots between them, re-establishing a deep bond of sisterhood.

Famous dancer Tessa Jorrel time travels to the 1980s, becoming a pregnant woman despised by all. The original Tessa of the 80s had tricked Colonel Shaun Lorne into marriage. After Tessa's arrival in this new time and body, she gradually wins over her sisters-in-law with modern cooking and sincere kindness, entertains the military compound with storytelling skills, impresses her mother-in-law with dancing skills, and outsmarts Yelena Vance's schemes. Shaun, cold and disciplined in public but gentle at home, falls for Tessa. Before she realizes it, Tessa is completely in love with him.

Cecilia dropped out of a top university for her boyfriend Federico and stayed at his company as a low-level cleaner, but Federico proposed to the wealthy heiress Shawna. Cecilia was deeply hurt and felt disheartened, but then her life took a turn when her never-before-seen twin sister, Harriet, who was the behind-the-scenes head of Joy Group, found her and asked her to impersonate her...